Paleontologists have discovered a strange new dinosaur species that may have looked like a giant, feathered mix of a sloth and giraffe. It had only two raptor-like clawed fingers per hand, which the ...

The osteoderms – structures of bony plaques located in ... “We don’t know why (the tail) evolved. We do know that within armoured dinosaur groups there seems to be a tendency to ...

Studies of the horns, spikes, plates and clubs of dinosaurs could help settle a long-standing debate over their function ...

At the end of the animal's tail, a series of plates were fused together and held aloft by tail vertebra fused together. This clublike tail likely delivered a powerful blow and served as a serious ...